U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Icon_funbox Quotables

"That the automobile has practically reached the limit of its development is suggested by the fact that during the past year no improvements of a radical nature have been introduced."

Scientific American ; Jan. 2 edition, 1909

Newsletter  PatentStorm News

Make the Most of Our Site

See this month's Top Inventors and Most Cited Patents.

Stay on top of the latest innovations by subscribing to an RSS feed.

Registered users: Manage your profile.

 

Class 331/131 - Discharge device or rectifier in "C" or "L" charging or discharging circuit


Subclass of Class 331 - Oscillators
Definition: Oscillators wherein an electron tube or other unilaterally
No. of applications: 1
Last issue date: 03/10/2005


Application No.Application TitleIssue Date
20050052254Programmable oscillator
A programmable oscillator comprises a capacitor; a current generator couplable to said capacitor that generates a charging current of said capacitor; further comprising at least one resistance coupled to said capacitor; a comparator coupled to said capacitor for compari... 		03/10/2005
 
Sign InRegister
Username  
Password   
forgot password?